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| author | Nilay Vaish <nilay@cs.wisc.edu> | 2012-01-23 11:07:14 -0600 |
|---|---|---|
| committer | Nilay Vaish <nilay@cs.wisc.edu> | 2012-01-23 11:07:14 -0600 |
| commit | 63563c9df2eca46231768a448e981e8bb7856655 (patch) | |
| tree | d45aaa1decb0d9dba3ccd01d7ecb31804d85f1f8 /configs | |
| parent | 9481d05b8aea0faf336f604f3e18b451d5197c12 (diff) | |
| download | gem5-63563c9df2eca46231768a448e981e8bb7856655.tar.xz | |
O3, Ruby: Forward invalidations from Ruby to O3 CPU
This patch implements the functionality for forwarding invalidations and
replacements from the L1 cache of the Ruby memory system to the O3 CPU. The
implementation adds a list of ports to RubyPort. Whenever a replacement or an
invalidation is performed, the L1 cache forwards this to all the ports, which
is the LSQ in case of the O3 CPU.
Diffstat (limited to 'configs')
| -rw-r--r-- | configs/ruby/MESI_CMP_directory.py | 2 | ||||
| -rw-r--r-- | configs/ruby/MI_example.py | 2 | ||||
| -rw-r--r-- | configs/ruby/MOESI_CMP_directory.py | 2 | ||||
| -rw-r--r-- | configs/ruby/MOESI_CMP_token.py | 2 | ||||
| -rw-r--r-- | configs/ruby/MOESI_hammer.py | 2 |
5 files changed, 10 insertions, 0 deletions
diff --git a/configs/ruby/MESI_CMP_directory.py b/configs/ruby/MESI_CMP_directory.py index 6e70944b7..6671c307b 100644 --- a/configs/ruby/MESI_CMP_directory.py +++ b/configs/ruby/MESI_CMP_directory.py @@ -89,6 +89,8 @@ def create_system(options, system, piobus, dma_devices, ruby_system): L1IcacheMemory = l1i_cache, L1DcacheMemory = l1d_cache, l2_select_num_bits = l2_bits, + send_evictions = ( + options.cpu_type == "detailed"), ruby_system = ruby_system) cpu_seq = RubySequencer(version = i, diff --git a/configs/ruby/MI_example.py b/configs/ruby/MI_example.py index eeb81e8a3..13f4c9c80 100644 --- a/configs/ruby/MI_example.py +++ b/configs/ruby/MI_example.py @@ -81,6 +81,8 @@ def create_system(options, system, piobus, dma_devices, ruby_system): l1_cntrl = L1Cache_Controller(version = i, cntrl_id = cntrl_count, cacheMemory = cache, + send_evictions = ( + options.cpu_type == "detailed"), ruby_system = ruby_system) cpu_seq = RubySequencer(version = i, diff --git a/configs/ruby/MOESI_CMP_directory.py b/configs/ruby/MOESI_CMP_directory.py index e3bc9ae85..f6baa4026 100644 --- a/configs/ruby/MOESI_CMP_directory.py +++ b/configs/ruby/MOESI_CMP_directory.py @@ -89,6 +89,8 @@ def create_system(options, system, piobus, dma_devices, ruby_system): L1IcacheMemory = l1i_cache, L1DcacheMemory = l1d_cache, l2_select_num_bits = l2_bits, + send_evictions = ( + options.cpu_type == "detailed"), ruby_system = ruby_system) cpu_seq = RubySequencer(version = i, diff --git a/configs/ruby/MOESI_CMP_token.py b/configs/ruby/MOESI_CMP_token.py index d11bb320c..79e0f15f9 100644 --- a/configs/ruby/MOESI_CMP_token.py +++ b/configs/ruby/MOESI_CMP_token.py @@ -111,6 +111,8 @@ def create_system(options, system, piobus, dma_devices, ruby_system): not options.disable_dyn_timeouts, no_mig_atomic = not \ options.allow_atomic_migration, + send_evictions = ( + options.cpu_type == "detailed"), ruby_system = ruby_system) cpu_seq = RubySequencer(version = i, diff --git a/configs/ruby/MOESI_hammer.py b/configs/ruby/MOESI_hammer.py index 4cc377ec8..f50315599 100644 --- a/configs/ruby/MOESI_hammer.py +++ b/configs/ruby/MOESI_hammer.py @@ -104,6 +104,8 @@ def create_system(options, system, piobus, dma_devices, ruby_system): L2cacheMemory = l2_cache, no_mig_atomic = not \ options.allow_atomic_migration, + send_evictions = ( + options.cpu_type == "detailed"), ruby_system = ruby_system) cpu_seq = RubySequencer(version = i, |